Home / 36,606.76-50,503.62-21,499.90

Finding the Fourth Proportional to 36,606.76, 50,503.62 and 21,499.90

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Solution

The fourth proportional to 36,606.76, 50,503.62 and 21,499.90 is: 29,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,606.76 : 50,503.62 = 21,499.90 : x
  2. Step 2: Convert to fraction form
    36,606.76/50,503.62 = 21,499.90/x
  3. Step 3: Cross multiply
    36,606.76x = 50,503.62 × 21,499.90
  4. Step 4: Simplify right side
    36,606.76x = 1,085,822,779.64
  5. Step 5: Solve for x
    x = 1,085,822,779.64/36,606.76
  6. Step 6: Final answer
    x = 29,661.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.